Guingona, T. J. (2002). Safeguards on absentee voting. IN Commentary [column]. Philippine Daily Inquirer.
Chicagoスタイル(17版)引用形式Guingona, Teofisto Jr. "Safeguards on Absentee Voting. IN Commentary [column]." Philippine Daily Inquirer 2002.
MLA(9版)引用形式Guingona, Teofisto Jr. "Safeguards on Absentee Voting. IN Commentary [column]." Philippine Daily Inquirer, 2002.
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